[bug] Pin docker to 1.6.2 on wheezy
[bug] Pin docker to 1.6.2 on wheezy

- Resolves: https://github.com/pixelated/pixelated-platform/issues/148

pixelated/puppet-pixelated,pixelated/puppet-pixelated,pixelated/puppet-pixelated,pixelated/puppet-pixelated